package fni;

/**
 * Created by Veronica on 2017/4/7.
 */
 class People{
     public   void tell(){
     }

}

class Student extends People{
    @Override
    public void tell() {

    }
}
public class FinalDemo01 {
    public static void main(String[] args) {
      final   String NAME = "miao"; /*一旦被声明为final类型，name要全部大写NAME*/
        //NAME = "miao9";
    }
}

/*在一个文件中只能存在一个public class */